45691815323 has 12 divisors (see below), whose sum is σ = 57983677272. Its totient is φ = 35604011520.

The previous prime is 45691815307. The next prime is 45691815383. The reversal of 45691815323 is 32351819654.

It is not a de Polignac number, because 45691815323 - 2⁴ = 45691815307 is a prime.

It is a super-2 number, since 2×45691815323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45691815383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42385190 + ... + 42386267.

It is an arithmetic number, because the mean of its divisors is an integer number (4831973106).

Almost surely, 2^45691815323 is an apocalyptic number.

45691815323 is a deficient number, since it is larger than the sum of its proper divisors (12291861949).

45691815323 is a wasteful number, since it uses less digits than its factorization.

45691815323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84771482 (or 84771475 counting only the distinct ones).

The product of its digits is 777600, while the sum is 47.

The spelling of 45691815323 in words is "forty-five billion, six hundred ninety-one million, eight hundred fifteen thousand, three hundred twenty-three".